A magnetic bead incubation mixing device

Abstract

The utility model discloses a kind of magnetic bead incubation mixing devices, including processing bin, the outside of the adaptive groove is connected with magnetic attraction groove, and magnetic attraction groove other side is connected with placing groove, the magnetic bead is placed in the reaction cup inner wall, and the electrical connection between PLC controller, slip ring conducting ring, connecting wire, electromagnetic block, heating sheet and servo motor. This kind of magnetic bead incubation mixing device can be closed by closing cover plate, pressure groove, placing groove, and reaction cup is limited and press-fit package by closed cover, installation is more stable, avoid shaking, and temperature can be moved by the recess groove handle on the upper end of closing cover plate, and can be placed by the base lower end Anti -skid, place stable, and can be rotated by electromagnetic block in adaptive groove, so as to be adsorbed and loosened to magnetic attraction groove to magnetic bead, to form stirring operation, and can be continuously operated, and when operating, reaction cup does not move, make it more stable, effect is better.

Description

Technical Field

[0001] This utility model relates to the field of magnetic bead incubation technology, specifically a magnetic bead incubation and mixing device. Background Technology

[0002] In the field of sample testing and analysis, it is usually necessary to perform magnetic bead mixing in the magnetic bead bottle. The mixing effect of the magnetic beads directly determines the quality of the test results, and the mixing time determines the working efficiency of the instrument.

[0003] A magnetic bead incubation and mixing device (CN202421938626.2) is currently available. This device achieves the reciprocating motion of magnetic beads within a reaction vessel, thereby achieving the purpose of mixing the magnetic beads. During this process, the reaction vessel has a small volume, a small rotation amplitude, and generates minimal noise. Only the incubation block needs to be heated; since the incubation block remains stationary, the heating wire does not need to move, thus extending its service life and greatly enhancing the device's effectiveness. However, it has shortcomings: the existing equipment has poor installation stability, is inconvenient to move, and exhibits poor mixing stability. Therefore, a magnetic bead incubation and mixing device is needed to solve these problems. Utility Model Content

[0004] The purpose of this invention is to provide a magnetic bead incubation and mixing device to solve the problems mentioned in the background art, such as poor installation stability, inconvenience in moving and using the device, and poor mixing stability.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a magnetic bead incubation and mixing device, comprising a processing chamber, a base fixedly connected to the lower end of the processing chamber, and a PLC controller electrically connected to the front side of the processing chamber. Connecting hinges are rotatably connected to both sides of the upper end of the processing chamber, and a sealing cover is fixedly connected to the other side of the connecting hinges. A positioning buckle is fixedly connected to one protruding edge of the lower end of the sealing cover, and a locking protrusion is elastically connected to the front side of the positioning buckle. The positioning buckle is engaged with a positioning buckle groove, which is located at the front edge of the upper end of the processing chamber. The locking protrusion is engaged with the locking buckle groove, which is located in front of the positioning buckle groove. A sealing ring is fixedly connected to the other protruding edge of the lower end of the sealing cover, and a pressure groove is located in the middle of the lower end of the sealing cover. A placement groove is located on the outer side of the inner wall of the processing chamber, and heating elements are distributed on the outer wall of the placement groove. A reaction cup is inserted into the inner wall of the placement groove. The upper end is screwed with a reaction cup sealing cap, which is inserted into the pressure groove. A rotating groove is opened in the middle of the inner wall of the processing chamber, and an adapter groove is opened on both sides of the inner wall of the rotating groove. A rotating block is rotatably connected to the lower end of the inner wall of the rotating groove, and a support block is fixedly connected to the upper end of the rotating block. An electromagnetic block is fixedly connected to one side of the support block, and a slip ring conductive ring is rotatably connected to the lower end of the support block. A connecting wire is electrically connected to the lower end of the slip ring conductive ring. A drive tooth groove is opened on the outer side of the rotating block, and a drive gear is meshed on both sides of the drive tooth groove. A servo motor is fixedly connected to one end of the drive gear, and the servo motor is embedded and fixedly connected to both sides of the lower end of the inner wall of the processing chamber. A magnetic suction groove is connected to the outer side of the adapter groove, and the other side of the magnetic suction groove is connected to the placement groove. A magnetic bead is placed on the inner wall of the reaction cup. The PLC controller, slip ring conductive ring, connecting wire, electromagnetic block, heating element and servo motor are electrically connected.

[0006] Preferably, the sealing cover is connected to the processing chamber in an open and flip-up manner via a connecting hinge, and the sealing cover is locked and fixedly connected to the processing chamber via a locking groove and a locking protrusion, and the sealing cover is sealed to the processing chamber via a sealing ring.

[0007] Preferably, the upper end of the closed cover plate has a grooved handle structure, and the lower end of the base is made of rubber.

[0008] Preferably, the support block and the electromagnetic block are electromagnetically attracted to the magnetic beads through the adapter groove and the magnetic suction groove, and the electromagnetic blocks are symmetrically distributed on both sides of the support block.

[0009] Preferably, the electromagnetic block is rotatably connected to the adapter groove via a drive gear, a drive tooth groove, and a mating groove, and the electromagnetic block is electrically connected to the connecting wire via a slip ring conductive ring.

[0010] Preferably, the reaction cup is installed in a limiting insertion manner with the processing chamber and the reaction cup sealing cover through a pressing groove and a placement groove, and the reaction cup is heated by a heating element that is a constant temperature structure.

[0011] Compared with the prior art, the beneficial effects of this utility model are as follows: This magnetic bead incubation and mixing device can limit and press the reaction cup cover and reaction cup by means of a closed cover plate, a pressing groove, and a placement groove, making the installation more stable and preventing shaking. Moreover, the temperature can be lifted and moved by the handle in the groove at the upper end of the closed cover plate, and the lower end of the base can be placed in an anti-slip manner, ensuring stable placement. Furthermore, the rotation of the electromagnetic block in the adapter groove can attract and loosen the magnetic beads through the magnetic suction groove, thereby forming a stirring operation. This can be carried out continuously, and the reaction cup does not move during operation, making it more stable and achieving better results. Attached Figure Description

[0012] Figure 1 This is a front view of a magnetic bead incubation and mixing device according to the present invention;

[0013] Figure 2 This is a schematic diagram of the internal structure of a magnetic bead incubation and mixing device according to the present invention.

[0014] Figure 3 This utility model relates to a magnetic bead incubation and mixing device. Figure 2 Enlarged view of point A in the middle;

[0015] Figure 4 This utility model relates to a magnetic bead incubation and mixing device. Figure 2 Enlarged view at point B in the middle;

[0016] Figure 5 This utility model relates to a magnetic bead incubation and mixing device. Figure 2 Enlarged view at point C;

[0017] Figure 6 This utility model relates to a magnetic bead incubation and mixing device. Figure 2 Enlarged view of point D in the middle.

[0018] In the diagram: 1. Processing chamber, 2. Base, 3. PLC controller, 4. Sealing cover, 5. Connecting hinge, 6. Sealing ring, 7. Reaction cup sealing cover, 8. Support block, 9. Adaptor groove, 10. Rotating block, 11. Slip ring conductive ring, 12. Connecting wire, 13. Electromagnetic block, 14. Reaction cup, 15. Pressing groove, 16. Placement groove, 17. Heating element, 18. Magnetic groove, 19. Positioning buckle block, 20. Positioning buckle groove, 21. Locking buckle groove, 22. Locking protrusion, 23. Drive gear, 24. Drive gear groove, 25. Rotating groove, 26. Servo motor, 27. Magnetic bead. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] Please see Figure 1-6This utility model provides a technical solution: a magnetic bead incubation and mixing device, including a processing chamber 1, a base 2, a PLC controller 3, a sealing cover 4, a connecting hinge 5, a sealing ring 6, a reaction cup sealing cover 7, a support block 8, an adapter groove 9, a rotating block 10, a slip ring conductive ring 11, a connecting wire 12, an electromagnetic block 13, a reaction cup 14, a pressing groove 15, a placement groove 16, a heating plate 17, a magnetic suction groove 18, a positioning buckle 19, a positioning buckle groove 20, a locking buckle groove 21, a locking protrusion 22, a drive gear 23, a drive tooth groove 24, a rotating groove 25, a servo motor 26, and magnetic beads 27. The lower end of the processing chamber 1 is fixedly connected to the base 2, and the front side of the processing chamber 1 is electrically connected to the PLC controller 3. The upper sides of the processing chamber 1 are rotatably connected to connecting... Hinge 5 is connected to a sealing cover 4, which is fixedly connected to the other side of the hinge 5. The sealing cover 4 is connected to the processing chamber 1 in an open and flip-up manner via the hinge 5. The sealing cover 4 is also locked and fixedly connected to the processing chamber 1 via a locking groove 21 and a locking protrusion 22. The sealing cover 4 is also sealed to the processing chamber 1 via a sealing ring 6. This makes it easy and quick to fasten, seal, and disassemble the sealing cover 4, and it is easy to operate. The upper end of the sealing cover 4 has a grooved handle structure, and the lower end of the base 2 is made of rubber, which makes the device easy to lift and move, and easy to place stably. A positioning buckle 19 is fixedly connected to the lower edge of the sealing cover 4, and a locking protrusion 22 is elastically connected to the front side of the positioning buckle 19. The positioning buckle 19 is inserted into the positioning groove 20. The positioning groove 20 is located on the upper front edge of the processing chamber 1. The locking protrusion 22 is engaged with the locking groove 21, which is located in front of the positioning groove 20. A sealing ring 6 is fixedly connected to the lower edge of the sealing cover 4. A pressure groove 15 is located in the middle of the lower end of the sealing cover 4. A placement groove 16 is located on the outer side of the inner wall of the processing chamber 1. Heating elements 17 are fitted onto the outer wall of the placement groove 16. A reaction cup 14 is inserted into the inner wall of the placement groove 16. A reaction cup cover 7 is screwed onto the upper end of the reaction cup 14. The reaction cup 14 is installed in a limiting engagement with the processing chamber 1 and the reaction cup cover 7 via the pressure groove 15 and the placement groove 16. The reaction cup 14 is heated by the heating elements 17, which are constant temperature structures. This design allows the reaction cup 14 to be placed stably and can be kept at a constant temperature by wrapping it with heating element 17. The reaction cup sealing cap 7 is inserted into the pressure groove 15. A rotating groove 25 is provided in the middle of the inner wall of the processing chamber 1, and adapter grooves 9 are provided on both sides of the inner wall of the rotating groove 25. A rotating block 10 is rotatably connected to the lower end of the inner wall of the rotating groove 25, and a support block 8 is fixedly connected to the upper end of the rotating block 10. The support block 8 and the electromagnetic block 13 are electromagnetically attracted to the magnetic bead 27 through the adapter groove 9 and the magnetic attraction groove 18. The electromagnetic blocks 13 are symmetrically distributed on both sides of the support block 8, which allows the support block 8 and the electromagnetic blocks 13 to electromagnetically attract the magnetic bead 27. Stirring can be generated during the attraction and loosening process. An electromagnetic block 13 is fixedly connected to one side of the support block 8.The lower end of the support block 8 is rotatably connected to a slip ring conductive ring 11. The electromagnetic block 13 is rotatably connected to the adapter slot 9 via a drive gear 23 and a drive tooth groove 24. The electromagnetic block 13 is also electrically connected to the connecting wire 12 via the slip ring conductive ring 11, allowing for rotational adjustment and continuous approach and departure operations. The lower end of the slip ring conductive ring 11 is electrically connected to the connecting wire 12. The outer side of the rotating block 10 has a drive tooth groove 24, and drive gears 23 are meshed on both sides of the drive tooth groove 24. One end of the drive gear 23 is fixedly connected to a servo motor 26, which is embedded and fixedly connected to both sides of the lower end of the inner wall of the processing chamber 1. A magnetic suction groove 18 is connected to the outer side of the adapter slot 9, and the other side of the magnetic suction groove 18 is connected to the placement slot 16. Magnetic beads 27 are placed on the inner wall of the reaction cup 14. The PLC controller 3, slip ring conductive ring 11, connecting wire 12, electromagnetic block 13, heating element 17, and servo motor 26 are electrically connected.

[0021] Working principle: When using this magnetic bead incubation and mixing device, first place the device on the anti-slip base 2, then connect the device to the power supply. Next, place the magnetic bead 27 into the reaction cup 14, and then lock it closed with the reaction cup sealing cover 7. Then insert it into the placement groove 16, then flip the sealing cover 4 to close it, and press the reaction cup sealing cover 7 closed with the pressing groove 15. Then, the positioning buckle 19, positioning buckle groove 20, locking buckle groove 21, and locking protrusion 22 are used for fastening and locking. Finally, the electromagnetic block 1 is activated by the PLC controller 3. 3. The magnetic beads 27 are attracted to the magnetic suction groove 18. Then, the support block 8 and the electromagnetic block 13 are rotated in the adapter groove 9 by the drive gear 23, drive tooth groove 24 and servo motor 26. When the electromagnetic block 13 rotates away from the reaction cup 14, the magnetic beads 27 can be loosened. Then the electromagnetic block 13 performs continuous loosening and attraction operations by rotating, forming a stirring operation, which can be used for stable operation. After the stirring is completed, the sealing cover 4 can be separated for quick disassembly and assembly. This is the usage process of this magnetic bead incubation and mixing device.

[0022] It should be noted that this utility model is a magnetic bead incubation and mixing device. All components are standard parts or parts known to those skilled in the art. Its structure and principle can be learned by those skilled in the art through technical manuals or conventional experimental methods. Furthermore, all electrical components mentioned above refer to power elements, electrical components, and the matching monitoring computer and power supply connected by wires. The specific connection method should refer to the working principle mentioned above, and the electrical connection between each electrical component should be completed in the order of operation. The detailed connection method is a well-known technology in the field.

[0023] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set up," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or a connection through an intermediate medium; and they can refer to the internal communication between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0024] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A magnetic bead incubation and mixing device, comprising a processing chamber (1), wherein a base (2) is fixedly connected to the lower end of the processing chamber (1), and a PLC controller (3) is electrically connected to the front side of the processing chamber (1), characterized in that: The upper two sides of the processing chamber (1) are rotatably connected to connecting hinges (5), and the other side of the connecting hinges (5) is fixedly connected to a closing cover (4). The lower edge of the closing cover (4) is fixedly connected to a positioning buckle (19), and the front side of the positioning buckle (19) is elastically connected to a locking protrusion (22). The positioning buckle (19) is inserted into the positioning buckle groove (20), and the positioning buckle groove (20) is opened at the upper front edge of the processing chamber (1). The locking protrusion (22) is fastened to the locking buckle groove (21), and the locking buckle groove (21) is opened in the positioning buckle groove. (20) On the front side, a sealing ring (6) is fixedly connected to the other side edge of the lower end of the sealing cover (4), and a pressure groove (15) is opened in the middle of the lower end of the sealing cover (4). A placement groove (16) is opened on the outer side of the inner wall of the processing chamber (1), and heating elements (17) are distributed on the outer wall of the placement groove (16). A reaction cup (14) is inserted into the inner wall of the placement groove (16), and a reaction cup sealing cap (7) is screwed onto the upper end of the reaction cup (14). The reaction cup sealing cap (7) is inserted into the pressure groove (15), and a pressure groove (15) is opened in the middle of the inner wall of the processing chamber (1). The rotating groove (25) has a rotating slot (25) with adapter slots (9) connected to both sides of the inner wall of the rotating groove (25). A rotating block (10) is rotatably connected to the lower end of the inner wall of the rotating groove (25), and a support block (8) is fixedly connected to the upper end of the rotating block (10). An electromagnetic block (13) is fixedly connected to one side of the support block (8), and a slip ring conductive ring (11) is rotatably connected to the lower end of the support block (8). A connecting wire (12) is electrically connected to the lower end of the slip ring conductive ring (11). A driving tooth groove (24) is opened on the outer side of the rotating block (10), and the two sides of the driving tooth groove (24) are meshed. A drive gear (23) is connected to the drive gear (23), and a servo motor (26) is fixedly connected to one end of the drive gear (23). The servo motor (26) is embedded and fixedly connected to both sides of the lower end of the inner wall of the processing chamber (1). A magnetic suction groove (18) is connected to the outside of the adapter groove (9), and the other side of the magnetic suction groove (18) is connected to the placement groove (16). A magnetic bead (27) is placed on the inner wall of the reaction cup (14). The PLC controller (3), slip ring conductive ring (11), connecting wire (12), electromagnetic block (13), heating plate (17) and servo motor (26) are electrically connected.

2. The magnetic bead incubation and mixing device according to claim 1, characterized in that: The closed cover (4) is connected to the processing chamber (1) in an open and flip-up manner via a connecting hinge (5), and the closed cover (4) is connected to the processing chamber (1) in a snap-fit ​​and locked manner via a locking groove (21) and a locking protrusion (22), and the closed cover (4) is connected to the processing chamber (1) in a snap-fit ​​and sealed manner via a sealing ring (6).

3. The magnetic bead incubation and mixing device according to claim 2, characterized in that: The upper end of the closed cover plate (4) is a grooved handle structure, and the lower end of the base (2) is made of rubber.

4. The magnetic bead incubation and mixing device according to claim 3, characterized in that: The support block (8) and the electromagnetic block (13) are connected to the magnetic bead (27) by electromagnetic attraction through the adapter groove (9) and the magnetic suction groove (18), and the electromagnetic block (13) is symmetrically distributed on both sides of the support block (8).

5. The magnetic bead incubation and mixing device according to claim 4, characterized in that: The electromagnetic block (13) is connected to the adapter groove (9) in a meshing rotational manner through the drive gear (23) and drive tooth groove (24), and the electromagnetic block (13) is connected to the connecting wire (12) in a sliding rotational electrical manner through the slip ring conductive ring (11).

6. The magnetic bead incubation and mixing device according to claim 5, characterized in that: The reaction cup (14) is installed in a limiting insertion manner with the processing chamber (1) and the reaction cup sealing cover (7) through the pressure groove (15) and the placement groove (16), and the reaction cup (14) is heated by the heating element (17), which is a constant temperature structure.

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